Home / 31,455.24-47,181.30-11,732.25

Finding the Fourth Proportional to 31,455.24, 47,181.30 and 11,732.25

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Solution

The fourth proportional to 31,455.24, 47,181.30 and 11,732.25 is: 17,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,455.24 : 47,181.30 = 11,732.25 : x
  2. Step 2: Convert to fraction form
    31,455.24/47,181.30 = 11,732.25/x
  3. Step 3: Cross multiply
    31,455.24x = 47,181.30 × 11,732.25
  4. Step 4: Simplify right side
    31,455.24x = 553,542,806.93
  5. Step 5: Solve for x
    x = 553,542,806.93/31,455.24
  6. Step 6: Final answer
    x = 17,597.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.